package TeacherServlet;

import TeachLesson.TeachLessonsDao;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.net.URLEncoder;

@WebServlet(name = "seletIntroduceServlet")
public class seletIntroduceServlet extends HttpServlet {
    protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
         doGet(request,response);
    }

    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        TeachLessonsDao teachLessonsDao=new TeachLessonsDao();
        String CIntroduce=teachLessonsDao.getIntroduce(request.getParameter("workerNo"),request.getParameter("courseNo"));
        //response.getWriter().println(CIntroduce);
        if(CIntroduce!=null){
        response.sendRedirect("/Teachers/CourseIntroduce.jsp?CIntroduce="+ URLEncoder.encode(CIntroduce,"UTF-8"));
    }else {
            response.sendRedirect("/Teachers/CourseIntroduce.jsp");
        }
    }
}
